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Finding the Fourth Proportional to 114.56, 158.10 and 95.12

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Solution

The fourth proportional to 114.56, 158.10 and 95.12 is: 131.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    114.56 : 158.10 = 95.12 : x
  2. Step 2: Convert to fraction form
    114.56/158.10 = 95.12/x
  3. Step 3: Cross multiply
    114.56x = 158.10 × 95.12
  4. Step 4: Simplify right side
    114.56x = 15,038.47
  5. Step 5: Solve for x
    x = 15,038.47/114.56
  6. Step 6: Final answer
    x = 131.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.